added Optimint

Author: nashqueue

go.mod

@@ -6,14 +6,13 @@ require (
 	github.com/cosmos/cosmos-sdk v0.45.4
 	github.com/cosmos/ibc-go/v3 v3.0.0
 	github.com/ignite/cli v0.22.2
-	github.com/spf13/cast v1.4.1
-	github.com/stretchr/testify v1.7.1
+	github.com/spf13/cast v1.5.0
+	github.com/stretchr/testify v1.8.0
 	github.com/tendermint/spn v0.2.1-0.20220610090138-44b136f042c4
 	github.com/tendermint/tendermint v0.34.19
 	github.com/tendermint/tm-db v0.6.7
 	golang.org/x/net v0.0.0-20220624214902-1bab6f366d9e // indirect
 	golang.org/x/sync v0.0.0-20220601150217-0de741cfad7f // indirect
-	golang.org/x/sys v0.0.0-20220610221304-9f5ed59c137d // indirect
 	golang.org/x/xerrors v0.0.0-20220609144429-65e65417b02f // indirect
 	google.golang.org/genproto v0.0.0-20220822174746-9e6da59bd2fc // indirect
 )
@@ -23,3 +22,5 @@ replace (
 	github.com/keybase/go-keychain => github.com/99designs/go-keychain v0.0.0-20191008050251-8e49817e8af4
 	google.golang.org/grpc => google.golang.org/grpc v1.33.2
 )
+
+replace github.com/cosmos/cosmos-sdk => github.com/celestiaorg/cosmos-sdk v0.45.4-optimint-v0.3.4